. >> reporter: steve knew -- newell accepted the signatures with. promise to send them on to management. the group acts as an advocate for black americans and supports the 22-year-old university of new mexico student arrested early back in june for not pulling up his sagging pajama bottoms. the naacp has sorted -- has supported the family from the beginning and came to speak at sfo. >> they thought we were gonna kid all over the runway with this movement and that we weren't going to get airborne. >> the airlines does not have a dress code for its passengers and yet u.s. airways' employees decided that their subjective understanding of appropriate tire should dictate whether or not he could stay on that plane. >> reporter: the woman you heard from represents color of change and she indict -- invited the man's mother to show the airline it needs to apologize and see what plans the airline has to make sure this never happens again. >> he's really grateful to the support he's getting, not only in san francisco but worldwide. >> reporter: we contacted u.